CN220271412U - Whole car anechoic chamber test antenna removes adjusting device - Google Patents
Whole car anechoic chamber test antenna removes adjusting device Download PDFInfo
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- CN220271412U CN220271412U CN202321825382.2U CN202321825382U CN220271412U CN 220271412 U CN220271412 U CN 220271412U CN 202321825382 U CN202321825382 U CN 202321825382U CN 220271412 U CN220271412 U CN 220271412U
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- antenna
- clamping
- anechoic chamber
- slider
- rotating disc
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- 238000000034 method Methods 0.000 abstract description 7
- 230000036039 immunity Effects 0.000 abstract description 6
- 230000005855 radiation Effects 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 3
- 238000005096 rolling process Methods 0.000 description 5
- 239000011358 absorbing material Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model relates to the technical field of whole vehicle radiation immunity tests, in particular to a whole vehicle anechoic chamber test antenna movement adjusting device. The utility model provides a whole vehicle anechoic chamber test antenna movement adjusting device which can clamp and limit an antenna and prevent the influence of antenna sliding on a test result in a test process. The utility model provides a whole car anechoic chamber test antenna removes adjusting device, includes and removes base, resistance slide bar, slider and clamping mechanism, removes the base middle part upside and is connected with resistance slide bar, and the last slidingtype of resistance slide bar is connected with the slider, is equipped with clamping mechanism on the slider. According to the utility model, the rotating disc rotates to drive the clamping piece to move to one side close to each other on the mounting disc, and then the clamping piece is clamped with the rotating disc to limit the clamping piece, so that the effect of clamping and limiting the antenna and preventing the antenna from sliding in the test process from affecting the test result can be achieved.
Description
Technical Field
The utility model relates to the technical field of whole vehicle radiation immunity tests, in particular to a whole vehicle anechoic chamber test antenna movement adjusting device.
Background
The anechoic chamber is divided into a full anechoic chamber and a half anechoic chamber, the whole vehicle radiation immunity test of the automobile is usually carried out in the half anechoic chamber, the whole vehicle half anechoic chamber is one of important fields for carrying out electromagnetic compatibility authentication detection on various whole vehicles and electric and electronic parts thereof, the shielding chamber is a metal closed body, wave absorbing materials are required to be arranged on the walls and the top of the periphery of the shielding chamber, and reflection is reduced, namely, only direct waves and ground reflection waves exist when electric waves propagate.
When the radiation noise immunity test of the whole vehicle is carried out in the semi-anechoic chamber, the height and the angle of the antenna are required to be in a trigonometric function relation with a vehicle reference point, so the height and the angle of the antenna are required to be continuously adjusted, the antenna is difficult to clamp and limit by the conventional device, the antenna is easy to slip in the test process, and the test result is influenced.
Therefore, aiming at the problems, a whole vehicle anechoic chamber test antenna movement adjusting device capable of clamping and limiting an antenna and preventing the antenna sliding in the test process from affecting the test result is developed.
Disclosure of Invention
The utility model provides a whole vehicle anechoic chamber test antenna movement adjusting device which can clamp and limit an antenna and prevent the antenna from sliding in the test process from affecting the test result.
The technical proposal is as follows: the utility model provides a whole car anechoic chamber test antenna removes adjusting device, includes and removes base, resistance slide bar, slider and clamping mechanism, removes the base middle part upside and is connected with resistance slide bar, and the last slidingtype of resistance slide bar is connected with the slider, is equipped with the clamping mechanism that is used for pressing from both sides the antenna on the slider.
Further, clamping mechanism is including the mounting disc, the rolling disc, clamping piece, mounting piece and bayonet lock, the slider front side is connected with the mounting disc, the anterior rotation of mounting disc is connected with the rolling disc, sliding connection has a plurality of clamping pieces on the mounting disc, the clamping piece all slides and the rotation is connected with the rolling disc, sliding connection has the bayonet lock on the mounting piece on the slider left part front side, install the antenna on the slider, the rolling disc rotates and drives the clamping piece to be moved to the one side that is close to each other on the mounting disc, it is spacing to press from both sides tightly the antenna through the clamping piece, rethread bayonet lock and rolling disc joint are spacing to it.
Further, the lifting mechanism comprises a mounting seat, lifting wheels and a pull rope, the upper portion and the lower portion of the resistance sliding rod are connected with the mounting seat, the lifting wheels are connected to the mounting seat in a rotating mode, the pull rope is wound between the lifting wheels and connected with the sliding piece, the sliding piece is driven to move by pulling the pull rope, the sliding piece moves to drive the antenna to move, the height of the antenna can be conveniently adjusted, the pull rope moves to drive the lifting wheels to rotate on the mounting seat, and pulling of the pull rope can be facilitated, so that labor is saved.
Further, the movable base is in a triangular structure.
Further, rubber pads are arranged on the clamping pieces.
Further, grooves are uniformly formed in the rotating disc.
The beneficial effects are as follows: 1. according to the utility model, the rotating disc rotates to drive the clamping piece to move to one side close to each other on the mounting disc, and then the clamping piece is clamped with the rotating disc to limit the clamping piece, so that the effect of clamping and limiting the antenna and preventing the antenna from sliding in the test process from affecting the test result can be achieved.
2. According to the utility model, the antenna is driven to move through the stay cord, and the stay cord moves and drives the lifting wheel to rotate, so that the effect of being convenient for adjusting the height of the antenna and saving labor can be achieved.
Drawings
Fig. 1 is a schematic perspective view of the present utility model.
Fig. 2 is a schematic structural view of the present utility model.
Fig. 3 is a schematic perspective view of the clamping mechanism of the present utility model.
Fig. 4 is an exploded view of a three-dimensional structure of the clamping mechanism of the present utility model.
Fig. 5 is a schematic perspective view of the lifting mechanism of the present utility model.
Fig. 6 is a schematic view of a part of a lifting mechanism according to the present utility model.
Part names and serial numbers in the figure: 1_move base, 2_drag slide bar, 3_slide, 4_clamp mechanism, 41_mount plate, 42_turn plate, 43_clamp, 44_mount, 45_bayonet, 5_lift mechanism, 51_mount, 52_lift wheel, 53_pull cord.
Detailed Description
The technical scheme of the utility model is further described below with reference to the accompanying drawings.
The utility model provides a whole car anechoic chamber test antenna removes adjusting device, is shown as fig. 1 and 2, including removing base 1, resistance slide bar 2, slider 3 and clamping mechanism 4, remove base 1 and be triangle-shaped structure, can increase the stability that supports, remove base 1 middle part upside and be connected with resistance slide bar 2, resistance slide bar 2 is gone up the slidingtype and is connected with slider 3, is equipped with clamping mechanism 4 on the slider 3.
As shown in fig. 1-4, the clamping mechanism 4 comprises a mounting disc 41, a rotating disc 42, a clamping piece 43, a mounting piece 44 and a clamping pin 45, wherein the front side of the sliding piece 3 is connected with the mounting disc 41, the front part of the mounting disc 41 is rotationally connected with the rotating disc 42, five clamping pieces 43 are slidably connected on the mounting disc 41, rubber pads are arranged on the clamping pieces 43, friction force can be increased, damage to an antenna is prevented, the clamping pieces 43 are slidably and rotationally connected with the rotating disc 42, the front side of the left part of the sliding piece 3 is connected with the mounting piece 44, the clamping pin 45 is slidably connected on the mounting piece 44, grooves are uniformly formed in the rotating disc 42, the clamping pin 45 and the rotating disc 42 are conveniently clamped, and the rotating disc 42 is limited.
In the whole car radiation noise immunity test process in the anechoic chamber, when the antenna needs to be moved and adjusted, the device can be used for operation, firstly, the device is placed in the anechoic chamber, then the antenna is installed on the sliding part 3, then the rotating disc 42 is screwed, the rotating disc 42 rotates to drive the clamping part 43 to move towards one side close to each other on the installation disc 41, the clamping part 43 clamps and limits the antenna, the clamping pin 45 and the rotating disc 42 are clamped and connected to limit the antenna, then the movable base 1 is pushed to drive the antenna to move, the sliding part 3 slides on the resistance sliding rod 2 to adjust the height of the antenna, the antenna height and the angle are in a trigonometric function relation with a vehicle reference point, and then the whole car radiation noise immunity test is carried out.
As shown in fig. 1, 2, 5 and 6, the device further comprises a lifting mechanism 5, the lifting mechanism 5 comprises a mounting seat 51, lifting wheels 52 and a pull rope 53, the upper portion and the lower portion of the resistance sliding rod 2 are respectively connected with the mounting seat 51, the mounting seat 51 is respectively and rotatably connected with the lifting wheels 52, the pull rope 53 is wound between the lifting wheels 52, and the pull rope 53 is connected with the sliding piece 3.
Use lifting mechanism 5 of this device, can drive the antenna and carry out the lifting, pulling stay cord 53 drives slider 3 and removes, and slider 3 removes and drive the antenna and remove to be convenient for adjust the height of antenna, the stay cord 53 removes and drives lifting wheel 52 simultaneously and rotate on mount pad 51, can be convenient for pull stay cord 53, and is comparatively laborsaving.
The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.
Claims (6)
1. The utility model provides a whole car anechoic chamber test antenna removes adjusting device which characterized in that: including moving base (1), resistance slide bar (2), slider (3) and clamping mechanism (4), move base (1) middle part upside and be connected with resistance slide bar (2), be connected with slider (3) on resistance slide bar (2) slidingtype, be equipped with on slider (3) and be used for carrying out clamping mechanism (4) to the antenna.
2. The device for adjusting the movement of a test antenna of a vehicle anechoic chamber according to claim 1, wherein: the clamping mechanism (4) comprises a mounting disc (41), a rotating disc (42), clamping pieces (43), mounting pieces (44) and clamping pins (45), wherein the front side of the sliding piece (3) is connected with the mounting disc (41), the front part of the mounting disc (41) is rotationally connected with the rotating disc (42), the mounting disc (41) is connected with a plurality of clamping pieces (43) in a sliding mode, the clamping pieces (43) are both connected with the rotating disc (42) in a sliding mode and are rotationally connected with the mounting pieces (44), the clamping pins (45) are connected with the front side of the left part of the sliding piece (3) in a sliding mode, an antenna is mounted on the sliding piece (3), the rotating disc (42) rotates to drive the clamping pieces (43) to move towards one side close to each other on the mounting disc (41), the antenna is clamped and limited through the clamping pieces (43), and the clamping pins (45) are clamped with the rotating disc (42) to limit the antenna.
3. The device for adjusting the movement of the test antenna of the anechoic chamber of the whole vehicle according to claim 2, wherein: still including lifting mechanism (5), lifting mechanism (5) are including mount pad (51), lifting wheel (52) and stay cord (53), resistance slide bar (2) upper and lower two parts all are connected with mount pad (51), all rotationally be connected with lifting wheel (52) on mount pad (51), wind between lifting wheel (52) stay cord (53), stay cord (53) are connected with slider (3), pull stay cord (53) drive slider (3) remove, slider (3) remove and drive the antenna and remove, thereby can be convenient for adjust the height of antenna, stay cord (53) remove and drive lifting wheel (52) simultaneously and rotate on mount pad (51), can be convenient for pull stay cord (53), it is comparatively laborsaving.
4. The device for adjusting the movement of a test antenna of a vehicle anechoic chamber according to claim 1, wherein: the movable base (1) is in a triangular structure.
5. The device for adjusting the movement of the test antenna of the anechoic chamber of the whole vehicle according to claim 2, wherein: rubber pads are arranged on the clamping pieces (43).
6. The device for adjusting the movement of the test antenna of the anechoic chamber of the whole vehicle according to claim 2, wherein: grooves are uniformly formed on the rotating disc (42).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321825382.2U CN220271412U (en) | 2023-07-12 | 2023-07-12 | Whole car anechoic chamber test antenna removes adjusting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321825382.2U CN220271412U (en) | 2023-07-12 | 2023-07-12 | Whole car anechoic chamber test antenna removes adjusting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220271412U true CN220271412U (en) | 2023-12-29 |
Family
ID=89299547
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321825382.2U Active CN220271412U (en) | 2023-07-12 | 2023-07-12 | Whole car anechoic chamber test antenna removes adjusting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220271412U (en) |
-
2023
- 2023-07-12 CN CN202321825382.2U patent/CN220271412U/en active Active
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